155881680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{649507}}^1$

素因数の和:649523

約数の個数: 40

約数和(自身を含む): 483233952

約数和(自身を除く): 327352272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 649507, 1299014, 1948521, 2598028, 3247535, 3897042, 5196056, 6495070, 7794084, 9742605, 10392112, 12990140, 15588168, 19485210, 25980280, 31176336, 38970420, 51960560, 77940840, 155881680]

約数ペア:

[(1, 155881680), (2, 77940840), (3, 51960560), (4, 38970420), (5, 31176336), (6, 25980280), (8, 19485210), (10, 15588168), (12, 12990140), (15, 10392112), (16, 9742605), (20, 7794084), (24, 6495070), (30, 5196056), (40, 3897042), (48, 3247535), (60, 2598028), (80, 1948521), (120, 1299014), (240, 649507)]